#include "mystdio.h"
#include "mamath.h"
#include <stdio.h>
#include <strings.h>

int main()
{

  int a = 10;
  int b = 20;


  printf("%d+%d=%d\n",a,b,myAdd(a,b));

  myFILE *fp = my_fopen("./myfile.txt","w");
  if(fp == NULL)  return 1;

  const char *message = "这就是我写的。。。\n";

  my_fwrite(fp,message,strlen(message));
  my_fclose(fp);

}

